Watertek PowerPole® Bolt On Trigger with Bracket and Variflo ValveWatertek Bolt On Trigger with Bracket and Variflo Valve This bolt on trigger assembly from Watertek is designed to mount directly onto a section of a high reach cleaning pole, providing a secure trigger control and bracket kit for professional exterior cleaning operations. The bracketmount allows the trigger to be fixed in position, simplifying pole configurations and the variflo valve allows fine tuning of pressure and flow at the pole; this is best